SPIR'ACLE, noun [Latin spiraculum, form spiro, to breathe.] 1. A small aperture in animal and vegetable bodies, by which air or other fluid is exhaled or inhaled; a small hole, orifice or vent; a pore; a minute passage; as the spiracles of the human skin. 2. Any small aperture, hole or vent.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI